Synonyms|0Antonyms|0|Broader|1Narrower|34Related|436

292 entries under noun topic. ×

1
Dinocerata(creature, geohistory, paleocene)
1
Dinopanorpidae(creature, geohistory, paleocene)
1
Diplocynodon(creature, geohistory, paleocene)
1
Diplocynodontinae(creature, geohistory, eocene)
1
Diprotodontidae(creature, geohistory, chattian)
1
Discoaster(creature, geohistory, paleocene)
1
Echinopedinidae(creature, geohistory, eocene)
1
Ecphora(creature, geohistory, eocene)
1
Ectopocynus(creature, geohistory, rupelian)
1
Elachorbis(creature, eocene, geogistory)
1
Enaliarctos(creature, geohistory, chattian)
1
Enhydrocyon(creature, geohistory, rupelian)
1
Entelodont(creature, geohistory, eocene)
1
Eocardiidae(creature, geohistory, chattian)
1
Eomyidae(creature, geohistory, eocene)
1
Eomysticetidae(creature, geohistory, chattian)
1
Eosimiidae(creature, geohistory, eocene)
1
Epoicotheriidae(creature, geohistory, eocene)
1
Eporeodon(creature, geohistory, chattian)
1
Escavadodontidae(creature, geohistory, paleocene)
For more, visit Oligocene_first_appearance on Power Thesaurus
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APASmart Define. (1970). oligocene first appearance thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/oligocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "oligocene first appearance thesaurus" https://smartdefine.org/oligocene_first_appearance/thesaurus/related (accessed October 2, 2026).
HarvardSmart Define 1970, oligocene first appearance thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>.
MLASmart Define. "oligocene first appearance thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/oligocene_first_appearance/thesaurus/related>